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Short-term Investments (Tables)
3 Months Ended
Mar. 31, 2023
Short Term Investments [Abstract]  
Summary of Short-term Investments

The following is a summary of our short-term investments (in thousands):

 

 

 

March 31, 2023

 

 

 

 

 

 

Gross

 

 

Gross

 

 

 

 

 

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Estimated

 

 

 

Cost

 

 

Gains

 

 

Losses

 

 

Fair Value

 

U.S. treasury bills and government agency obligations

 

$

22,726

 

 

$

8

 

 

$

 

 

$

22,734

 

Foreign commercial paper

 

 

10,198

 

 

 

 

 

 

 

 

 

10,198

 

Total

 

$

32,924

 

 

$

8

 

 

$

 

 

$

32,932

 

 

 

 

December 31, 2022

 

 

 

 

 

 

Gross

 

 

Gross

 

 

 

 

 

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Estimated

 

 

 

Cost

 

 

Gains

 

 

Losses

 

 

Fair Value

 

U.S. treasury bills and government agency obligations

 

$

35,734

 

 

$

 

 

$

(19

)

 

$

35,715

 

U.S. commercial paper

 

 

5,481

 

 

 

 

 

 

 

 

 

5,481

 

Foreign commercial paper

 

 

28,292

 

 

 

 

 

 

 

 

 

28,292

 

Total

 

$

69,507

 

 

$

 

 

$

(19

)

 

$

69,488